﻿using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;

namespace DaoHam
{
    public class Postfix : Convert
    {
        public Postfix()
        {
        }

        public override string ToString(BieuThuc u, BieuThuc v, string type)
        {
            return u.ToString(this) + " " + v.ToString(this) + " " + type;
        }
    }
}
